Home
    Insights
    Engine systems
    Articles
    Container vessel
    Container ship engines running inefficiently at low load? Five options to think about

    Container ships built more than five years ago are now likely to be sailing inefficiently at low engine loads. Here are five options to think about.

    Start reading

    Articles

    LNG tank on board of a ship
    22 Nov 2024 · Article
    5 min read
    4 great reasons why bio-LNG is the bridge fuel of the future for vessels
    Learn why bio-LNG is a good choice as a bridge fuel to move the maritime...
    Decarbonisation and future fuels Engine systems
    Decarbonisation and future fuels Engine systems
    Wärtsilä service employee at work
    24 Sep 2024 · Article
    7 min read
    Ship spares: Five top tips to help keep your operations compliant
    If you own or operate a ship, these 5 top tips will help you comply with...
    Decarbonisation and future fuels Engine systems
    Decarbonisation and future fuels Engine systems
    Wärtsilä service employee
    25 Jun 2024 · Article
    5 min read
    Why less critical spare parts for ships may matter more than you think
    Many think that if you take care of critical spare parts, you can protect...
    Engine systems Lifecycle services
    Engine systems Lifecycle services
    Cruise vessel Le Commandant Charcot ©PONANT-Daniel Ernst
    26 Mar 2024 · Article
    5 min read
    How can small cruise ships decarbonise? 5 top tips from an expert
    When it comes to small cruise ships and decarbonisation, there are several...
    Engine systems Decarbonisation and future fuels Propulsion
    Engine systems Decarbonisation and future fuels Propulsion
    Aasfoss © Aasen Shipping
    12 Mar 2024 · Article
    5 min read
    Hybrid ships: a surprising reason they are such an excellent idea
    Hybrid ships can save you money in three key ways – but there’s also one...
    Engine systems Decarbonisation and future fuels Marine electric
    Engine systems Decarbonisation and future fuels Marine electric
    Wärtsilä Methanol engine type illustration
    20 Feb 2024 · Article
    5 min read
    Which engine are you? 5 fun engine personality secrets you never knew
    A wildly popular online test revealed 5 fun engine personality secrets. See...
    Engine systems Decarbonisation and future fuels
    Engine systems Decarbonisation and future fuels
    Wrapped up presents
    19 Dec 2023 · Article
    5 min read
    7 insightful tips: This year’s best pieces of content for maritime professionals
    7 essential maritime insights from 2023 in one place – from...
    Engine systems Propulsion Lifecycle services
    Engine systems Propulsion Lifecycle services
    aerial view of a container ship
    10 Nov 2023 · Article
    5 min read
    Decarbonising container ships: win big instead of losing large with these five tips
    Follow these five top tips from a Wärtsilä expert to help make...
    Decarbonisation and future fuels Engine systems Propulsion
    Decarbonisation and future fuels Engine systems Propulsion
    Container vessel
    26 Sep 2023 · Article
    5 min read
    Container ship engines running inefficiently at low load? Five options to think about
    Container ships built more than five years ago are now likely...
    Propulsion Decarbonisation and future fuels Lifecycle services
    Propulsion Decarbonisation and future fuels Lifecycle services
    container ship
    20 Jul 2023 · Article
    3 min read
    4 top tips to help you decarbonise your merchant fleet fast
    If you own or operate merchant vessels like bulkers, tankers or container ships, how can...
    Lifecycle services Decarbonisation and future fuels Engine systems
    Lifecycle services Decarbonisation and future fuels Engine systems
    Wärtsilä service staff
    6 Jun 2023 · Article
    3 min read
    Five reasons why I love our research and development department
    Research and development, why do I love you? Wärtsilä’s Juha Kytölä, Chief...
    Lifecycle services Decarbonisation and future fuels Marine electric
    Lifecycle services Decarbonisation and future fuels Marine electric
    21 Mar 2024 · Article
    5 min read
    Future fuels A to Z – 19 best picks on future marine fuel technology
    The 19 best picks on marine future fuel technology to help you comply with...
    Engine systems Decarbonisation and future fuels Lifecycle services
    Engine systems Decarbonisation and future fuels Lifecycle services
    23 Feb 2023 · Article
    5 min read
    Short sea shipping and sustainability: 3 interesting considerations
    Could an aging fleet and tightening environmental regulations be an opportunity...
    Engine systems Propulsion
    Engine systems Propulsion
    Wärtsilä service employees working on an engine
    4 Jun 2024 · Article
    5 min read
    The top 4 benefits of good ship engine maintenance practices
    Ship engine maintenance might seem costly and time-consuming. But when it’s well...
    Lifecycle services Decarbonisation and future fuels Engine systems
    Lifecycle services Decarbonisation and future fuels Engine systems
    15 Dec 2022 · Article
    6 min read
    Smart decarbonisation: Top 8 ways that ferry operators can do it profitably
    From flexible engines and electrification to hybridisation and future...
    Decarbonisation and future fuels Marine electric Engine systems
    Decarbonisation and future fuels Marine electric Engine systems
    18 Oct 2022 · Article
    3 min read
    Decarbonisation drives innovation in short sea shipping
    Can flexible hybridised solutions provide a clear pathway to zero emissions?
    Propulsion Decarbonisation and future fuels Marine electric
    Propulsion Decarbonisation and future fuels Marine electric
    17 Oct 2022 · Article
    4 min read
    Five ways the Wärtsilä 46TS-DF helps you decarbonise now and in the future
    Take a peek under the hood of the market-beating Wärtsilä 46TS-DF engine...
    Engine systems Decarbonisation and future fuels
    Engine systems Decarbonisation and future fuels
    2 Jun 2022 · Article
    5 min read
    The Wärtsilä 2-Stroke Future Fuels Conversion Platform – A fuel-proof way to gear up for decarbonisation
    The Wärtsilä 2-Stroke Future Fuels...
    Engine systems Decarbonisation and future fuels
    Engine systems Decarbonisation and future fuels
    Wärtsilä 46TS-DF - The power to change
    1 Jun 2022 · Article
    5 min read
    Wärtsilä 46TS-DF – The power to change
    The Wärtsilä 46TS-DF delivers dual-fuel flexibility and record-breaking fuel economy across the operating...
    Engine systems Decarbonisation and future fuels
    Engine systems Decarbonisation and future fuels
    10 May 2022 · Article
    6 min read
    Wärtsilä W32 methanol launch webinar
    The Wärtsilä 32 Methanol engine is part of Wärtsilä’s wider efforts to help decarbonise the maritime industry...
    Decarbonisation and future fuels Engine systems
    Decarbonisation and future fuels Engine systems
    Ship with LNG tank
    19 Jun 2024 · Article
    6 min read
    LNG as fuel for ships: expert answers to 17 important questions
    LNG is a cost-effective fuel that reduces greenhouse gas emissions and other harmful...
    Decarbonisation and future fuels Engine systems
    Decarbonisation and future fuels Engine systems
    7 Apr 2022 · Article
    6 min read
    DC or not DC, that is the question
    What are the advantages and disadvantages of DC hubs? When are they useful and what problems can arise when...
    Propulsion Engine systems Marine electric
    Propulsion Engine systems Marine electric
    22 Nov 2021 · Article
    3 min read
    BioLNG means it’s full steam ahead on Destination Gotland’s quest to decarbonise
    When oil prices fell dramatically in 2015–16 it led to a decrease...
    Engine systems Lifecycle services Decarbonisation and future fuels
    Engine systems Lifecycle services Decarbonisation and future fuels
    A cleaner, greener machine – Wärtsilä W34DF control software upgrade cuts greenhouse gas emissions at all load points
    31 Aug 2021 · Article
    3 min read
    A cleaner, greener machine – Wärtsilä 34DF control software upgrade cuts greenhouse gas emissions
    Wärtsilä’s new control software upgrade for its...
    Engine systems
    Engine systems
    Integrated-solutions-for-wind-farm-vessels
    28 Jul 2021 · Article
    3 min read
    The winds of opportunity – integrated solutions for offshore wind vessels
    With the growth in demand for wind farms coinciding with the increasingly...
    Lifecycle services Engine systems
    Lifecycle services Engine systems
    Ammonia as fuel by Wärtsilä
    15 Nov 2023 · Article
    10 min read
    Ammonia as marine fuel? It is easier if you do it smart
    Adopting ammonia to fuel ships can decrease greenhouse gas emissions. How will it work? How...
    Decarbonisation and future fuels Lifecycle services Engine systems
    Decarbonisation and future fuels Lifecycle services Engine systems
    new multi-purpose SOV for offshore wind
    12 Feb 2021 · Article
    3 min read
    Wärtsilä’s new multi-purpose SOV for offshore wind – future-proof, flexible and Jones-act compliant
    Wärtsilä’s new multi-purpose SOV for offshore...
    Lifecycle services Engine systems Propulsion
    Lifecycle services Engine systems Propulsion
    Next in the print queue: critical engine parts
    21 Dec 2020 · Article
    3 min read
    Next in the print queue: critical engine parts
    What was the last thing you printed? While for many of us it’s likely to be a work document or a pile...
    Engine systems Technology
    Engine systems Technology
    What does an ammonia-ready vessel look like?
    2 Dec 2020 · Article
    3 min read
    What does an ammonia-ready vessel look like?
    As carbon-neutral fuel choices narrow, shipowners are beginning to look more closely at how existing...
    Decarbonisation and future fuels Engine systems
    Decarbonisation and future fuels Engine systems
    cargo terminal
    24 Nov 2020 · Article
    5 min read
    6 ways container vessel companies are reducing their environmental impact
    Under growing pressure from regulators, the shipping industry is working...
    Engine systems Decarbonisation and future fuels Marine electric
    Engine systems Decarbonisation and future fuels Marine electric
    Wärtsilä employees in front of an engine
    25 Oct 2023 · Article
    5 min read
    How to be smarter about methane slip – right now
    Are you looking for options to reduce your methane slip? Discover simple solutions that can bring...
    Decarbonisation and future fuels Lifecycle services Engine systems
    Decarbonisation and future fuels Lifecycle services Engine systems
    Wärtsilä stern trawler design, fishing for better efficiency
    24 Jan 2017 · Article
    4 min read
    Fishing for efficiency
    Wärtsilä's fish-eye view of the global fishing market and thousands of hours of development work have resulted in a better...
    Engine systems Propulsion
    Engine systems Propulsion
    Cargo ship at sea, view from bridge
    29 Sep 2020 · Article
    4 min read
    Wärtsilä Fuel Efficiency Boost retrofit cuts fuel consumption for two-stroke engines
    For vessel owners and operators, reducing marine emissions and...
    Engine systems Lifecycle services
    Engine systems Lifecycle services
    Cargo ship and tall ship in the Baltic Sea
    24 Sep 2020 · Article
    3 min read
    Wärtsilä’s SeaTech project to change the face of shipping emissions
    The SeaTech project, a European Union-funded collaboration, could be a...
    Engine systems Decarbonisation and future fuels
    Engine systems Decarbonisation and future fuels
    New shuttle tanker beats the emissions clock
    5 Dec 2017 · Article
    3 min read
    The new Shuttle Tanker
    The new Shuttle Tanker concept developed by the world’s largest provider of shuttle tanker services, TEEKAY, in close...
    Technology Digitalisation Sustainability
    Technology Digitalisation Sustainability
    Creating Optimal LNG Storage Solutions
    20 Oct 2015 · Article
    6 min read
    Creating Optimal LNG Storage Solutions
    Liquefied natural gas (LNG) has taken a firm foothold as the marine fuel of the future, a fact that is clear...
    Engine systems Gas solutions
    Engine systems Gas solutions
    Taking control to the next level
    21 Nov 2017 · Article
    4 min read
    Taking control to the next level
    Offered as a standard feature on all new Wärtsilä 31, Wärtsilä 46DF, Wärtsilä 20V34SG and Wärtsilä 18V50SG engines,...
    Engine systems
    Engine systems
    Automating Operim
    12 Dec 2017 · Article
    3 min read
    Automating Operim
    Wärtsilä Gas Solutions’ Operim has been monitoring its LNG cargo and reliquefaction plants on LNG carriers since 2011, but its new...
    Sustainability Technology Engine systems
    Sustainability Technology Engine systems
    Gas Valve Unit
    16 May 2017 · Article
    5 min read
    The Wärtsilä Gas Valve Unit Enclosed Design (GVU-ED™) for marine applications
    Wärtsilä’s dual-fuel engine technology is widely recognized as an...
    Technology Sustainability Engine systems
    Technology Sustainability Engine systems
    Orders stream in for Wärtsilä 31
    28 Mar 2018 · Article
    3 min read
    Orders stream in for Wärtsilä 31
    The demand for what the Guinness Book of World Records calls ‘the world’s most efficient 4-stroke engine’, the...
    Engine systems
    Engine systems
    LNG as fuel solution
    4 Apr 2018 · Article
    3 min read
    ‘LNG as fuel’ solution
    As one of the leaders in the fast-growing market for liquefied natural gas (LNG) solutions, Wärtsilä is constantly seeking to...
    Engine systems
    Engine systems
    Modularisation hand in hand with manufacturability
    29 May 2018 · Article
    5 min read
    Modularisation hand in hand with manufacturability
    The development of the new Wärtsilä 31 engine provided the perfect opportunity to exploit the...
    Engine systems
    Engine systems
    Wärtsilä 20 - Small changes, big results
    12 Jun 2018 · Article
    4 min read
    Wärtsilä 20 – Small changes, big results
    We revisit a classic, making it better and more efficient than ever before. The upgraded Wärtsilä 20 engine...
    Engine systems Technology
    Engine systems Technology
    China’s shipbuilding sector’s smart moment
    26 Sep 2018 · Article
    3 min read
    China’s shipbuilding sector’s smart moment
    CSSC Wärtsilä Engine (Shanghai) Co., Ltd (CWEC), the joint venture company formed between Wärtsilä and...
    Engine systems
    Engine systems
    Wartsila sets sight on ambitious emission reduction targets
    3 Oct 2018 · Article
    3 min read
    Wärtsilä sets sight on ambitious emission reduction targets
    As a sustainably aware company, Wärtsilä is committed to minimising the environmental...
    Engine systems
    Engine systems
    One-stop shop for engine and turbocharger maintenance
    8 Nov 2018 · Article
    3 min read
    One-stop shop for engine and turbocharger maintenance
    When it comes to service and maintenance needs for engines and turbochargers, the buck stops...
    Engine systems
    Engine systems
    the-wartsila-hy-tug-system-electric-hybrid-designs-to-save-costs-and-reduce-emissions_resized
    13 Nov 2018 · Article
    8 min read
    The Wärtsilä HY TUG system: Electric hybrid designs to save costs and reduce emissions
    Wärtsilä is currently launching new hybrid propulsion systems...
    Engine systems Marine electric
    Engine systems Marine electric
    Avoiding risks worth EUR 15 million in passenger and cruise new-build projects
    1 Aug 2019 · Article
    6 min read
    Avoiding risks worth EUR 15 million in passenger and cruise new-build projects
    Shipbuilding has come a long way from being a large but...
    Technology Engine systems
    Technology Engine systems
    Wärtsilä 14 and Wilmer Wahlstedt
    18 Dec 2019 · Article
    5 min read
    A tradition of innovation in engine design
    This year has been a very special year for Wärtsilä. While the company turned 185, it was also the 60th...
    Technology Engine systems People
    Technology Engine systems People
    changing-tack-on-digitalisation51dfb44b7f0f601bb10cff00002d23141920x690
    16 Jul 2019 · Article
    5 min read
    Changing tack on digitalisation
    While responsiveness and adaptability are crucial on the high seas, it can be met with scepticism when it comes to...
    Sustainability Engine systems
    Sustainability Engine systems
    Cruising towards sustainability
    8 Oct 2019 · Article
    4 min read
    Cruising towards sustainability
    Cruise ships are massive floating cities and, much like their land-based counterparts, have to deal with problems...
    Safety Sustainability Engine systems
    Safety Sustainability Engine systems
    Oshima
    16 Oct 2019 · Article
    8 min read
    Ultramax 2030: Next generation shipping
    Ship owners can now have vessels that that are affordable, compliant with the IMO’s 2030 emission targets...
    Sustainability Gas solutions Engine systems
    Sustainability Gas solutions Engine systems
    Wärtsilä 31
    1 Jun 2015 · Article
    7 min read
    Wärtsilä 31 – the most efficient engine in the world
    The Wärtsilä 31 marine engine sets the standard for energy efficiency. It has the lowest fuel...
    Engine systems
    Engine systems
    Wärtsilä 31
    8 Jan 2019 · Article
    5 min read
    Japanese ferries achieve efficiency and lower emissions
    Japan has one of the most advanced ferry fleets in the world, thanks in part to Wärtsilä...
    Sustainability Engine systems Propulsion
    Sustainability Engine systems Propulsion
    Wärtsilä working to raise efficiencies, lower operational costs, and reduce the environmental impact for fishing industry vessels
    1 Apr 2020 · Article
    7 min read
    Wärtsilä working to raise efficiencies, lower operational costs, and reduce the environmental impact for fishing industry vessels
    The global fishing...
    Technology Sustainability Engine systems
    Technology Sustainability Engine systems
    Dual fuel engines hero image
    26 Apr 2017 · Article
    25 min read
    Common rail fuel injection rules the waves
    Very few marine engines are awarded a Guinness World Record. Thanks to Wärtsilä’s common rail injection...
    Engine systems
    Engine systems
    World's first ethane-powered marine vessels
    21 Sep 2016 · Article
    25 min read
    World's first ethane-powered marine vessels
    Originally designed to run on LNG, MDO and HFO, the Dragon class vessels were meant to use LNG as fuel...
    Sustainability Engine systems Gas solutions
    Sustainability Engine systems Gas solutions
    © 2024 Wärtsilä